How to spot the lie
Every row of Fudgle contains four honest tiles and one liar. Finding the liar is the whole game, and it is almost never a guess.
1. Contradictions are free evidence
This is the technique that matters most. If the letter R comes back amber in row two and grey in row four, both cannot be true. Either R is in the word and row four lied, or R is absent and row two lied. You have not identified the liar yet, but you have narrowed it to two candidates in specific rows, and that is enormous.
The keyboard tracks this for you. A letter with contradictory evidence renders as a split green-and-grey key with a violet edge. When you see one appear, stop and work out which of the two rows is more likely to be the liar before you type anything else.
2. Count the letters, not just the colours
Standard word-puzzle logic still applies underneath the deception. If a row shows two ambers for the letter E, the answer contains at least two Es. If a later row shows only one E as a hit and the other as a miss, one of those readings is false. Letter counts across rows are one of the hardest things for a single false tile to hide, because a lie changes one tile and the count constraint touches several.
3. Positional impossibilities
Sometimes a tile is exposed by English rather than by other rows. A green Q in position five is almost certainly a lie. A green U in position one alongside a green Q in position two is suspicious for the same reason. When a colour implies a word shape that barely exists in the language, that colour is your liar.
4. Prefer the word that fits four rows over the word that fits five tiles
The most common mistake carried over from ordinary word puzzles is treating the feedback as a hard constraint set and then concluding that no word fits. In Fudgle, no word ever fits perfectly. If a candidate satisfies every tile in your grid except one, that candidate is not eliminated. It is your strongest answer, and the tile it fails is the lie.
Reframing from "which word satisfies all the evidence" to "which word requires the fewest tiles to be false" is the mental shift that turns Fudgle from frustrating into solvable.
5. Late greens deserve suspicion
A green tile in a late row that would confirm a word you already suspect is the most dangerous tile on the board, because it is the one you least want to question. The game plants lies uniformly at random, so a convenient green is exactly as likely to be false as an inconvenient grey. If a single tile is carrying your whole theory, that is the tile to audit.
6. Use a throwaway guess as a probe
With guesses to spare, a word that deliberately re-tests letters you are unsure about is often worth more than a word that tries to win. Re-testing a letter in a new row gives you a second, independently generated reading of it. Two rows that agree about a letter are very likely both honest, because the game would have had to lie about the same letter twice.
What experienced Wordle players get wrong
Strong Wordle players tend to struggle with their first few Fudgles, and the reason is consistent: their instinct is to eliminate aggressively. Every grey tile prunes their candidate list, and after three rows they have pruned away the answer. Slow down, keep candidates alive longer, and treat greys as probably-true rather than certainly-true.